
As Oy Espoon Tammi
Sustainable and cost-efficient energy delivery through strategic collaboration between two leading geothermal actors

The Voltan team has collectively been involved in building over 2,000 large geothermal heating systems.



























Sustainable and cost-efficient energy delivery through strategic collaboration between two leading geothermal actors

A fully emission-free residential building from construction to operation through collaboration between Voltan, Sirius Capital Partners, and Geolo

Voltan Lähienergia implemented a heating and cooling system upgrade for Innovestor at Vapaalantie in Vantaa, achieving significant savings in the property’s energy costs and reducing its carbon footprint
Are you interested in learning about your property’s savings potential? Get in touch — we’re happy to discuss how our service model could suit your property.